Sofa



FIG. 1 is a front perspective view of a sofa showing my new design;

FIG. 2 is a side elevational view;

FIG. 3 is a front elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a top plan view;

FIG. 6 is a front perspective view thereof wherein the cushions have been omitted for convenience of illustration;

FIG. 7 is a side elevational view of the FIG. 6 illustration;

FIG. 8 is a front elevational view of the FIG. 6 illustration;

FIG. 9 is a rear elevational view of the FIG. 6 illustration; and

FIG. 10 is a top plan view of the FIG. 6 illustration. 

The ornamental design for a sofa, as shown and described. 